CN202216978U - Secondary press needle wiring assembly for low voltage current transformer automatic detection - Google Patents

Secondary press needle wiring assembly for low voltage current transformer automatic detection Download PDF

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Publication number
CN202216978U
CN202216978U CN2011203130390U CN201120313039U CN202216978U CN 202216978 U CN202216978 U CN 202216978U CN 2011203130390 U CN2011203130390 U CN 2011203130390U CN 201120313039 U CN201120313039 U CN 201120313039U CN 202216978 U CN202216978 U CN 202216978U
Authority
CN
China
Prior art keywords
pressing
voltage current
secondary pressing
press needle
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2011203130390U
Other languages
Chinese (zh)
Inventor
徐占河
王思彤
章鹿华
易忠林
鲁观娜
殷庆铎
邓泽官
陈勇
李永飞
姚胜红
王龙华
陈永强
孔凡胜
王曼
安佰江
曾国华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Wuhan NARI Ltd
Metering Center of State Grid Jibei Electric Power Co Ltd
Original Assignee
NORTH CHINA GRID CO Ltd MEASUREMENT CENTER
Wuhan NARI Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NORTH CHINA GRID CO Ltd MEASUREMENT CENTER, Wuhan NARI Ltd filed Critical NORTH CHINA GRID CO Ltd MEASUREMENT CENTER
Priority to CN2011203130390U priority Critical patent/CN202216978U/en
Application granted granted Critical
Publication of CN202216978U publication Critical patent/CN202216978U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a secondary press needle wiring assembly for the low voltage current transformer automatic detection. The secondary press needle wiring assembly includes a driving device and a secondary press needle assembly. The secondary press needle assembly includes an upper press needle housing, a lower press needle housing, and secondary press needles sleeved with springs. The lower end of the upper press needle housing is fixedly connected with the upper end of the lower press needle housing. The inside of the lower press needle housing is provided with vertical through holes which can contain the secondary press needles. The secondary press needles are arranged in the vertical through holes via positioning devices. A movable end of the driving device is fixedly connected with the upper end of the upper press needle housing. The secondary press needle wiring assembly has the advantages of simple structure, high control precision, and sensitive response, thus being suitable for the low voltage current transformer detection.

Description

Low-voltage current mutual inductor automatic Verification secondary pressing connector assembly
Technical field
The utility model relates to a kind of low-voltage current mutual inductor automatic Verification secondary pressing termination, particularly relates to a kind of low-voltage current mutual inductor automatic Verification secondary pressing connector assembly.
Background technology
Before the utility model proposed, domestic current transformer calibrating device had been realized 12 calibratings when only reaching above transformer error, but taking out stitches after wiring before the test and the test accomplished by manual work.Manual work connects to take out stitches and causes manual errors easily, also can limit the calibrating efficient of transformer calibrating device.Also must realize robotization in order to realize measuring automatic Verification line technology, to connect taking out stitches with low-voltage current mutual inductor.
Wherein, mutual inductor secondary side wiring loose contact, possibly cause gauging error be zero or error excessive, influence verification result, also possibly cause Current Transformer Secondary side open circuit, jeopardize equipment and personal safety.Therefore, the Current Transformer Secondary side that how to realize different size connects automatically takes out stitches, and guarantees to meet the wiring requirement, becomes current transformer and connects the core technology in the technology of taking out stitches automatically.
Summary of the invention
The purpose of the utility model is in order to overcome the deficiency of above-mentioned background technology, to provide a kind of simple in structure, the low-voltage current mutual inductor automatic Verification secondary pressing connector assembly that control accuracy is high and response is sensitive.
In order to realize above purpose; A kind of low-voltage current mutual inductor automatic Verification secondary pressing connector assembly that the utility model provides; Comprise: drive unit and secondary pressing assembly; The secondary pressing that secondary pressing assembly comprises on the pressing shell, the pressing shell descends and be set with spring; Lower end on the said pressing shell is fixedly connected with the following upper end of pressing shell, is provided with the vertical through hole that is used to hold the secondary pressing in said pressing shell is following, and said secondary pressing is installed in this vertical through hole through positioner; The movable end of said drive unit is fixedly connected with upper end on the said pressing shell.
In such scheme; Said positioner comprises the boss that is arranged on secondary pressing bottom; Be arranged on the step that matches with said boss of the vertical through hole lower port under the said pressing shell; Be arranged on the briquetting of pressing shell top and the bottom, this briquetting with said pressure mounting of the spring in said vertical through hole.Boss that cooperatively interacts and step are used for preventing that the secondary pressing from dropping out from said vertical through hole, and said briquetting is used for said pressure mounting of the spring in said vertical through hole.
In such scheme, said secondary pressing upper end is provided with the guiding block, and this guiding block plays the effect (for the secondary pressing leads) of guiding on the one hand, prevents that on the other hand the secondary pressing from deviating from from the port of said vertical through hole.
In such scheme, said drive unit is a cylinder, and the output terminal of cylinder is fixedly connected with upper end on the said pressing shell, also can adopt other drive units certainly.
The utility model and prior art contrast; Show that fully its superiority is: the secondary pressing through secondary pressing assembly is exerted pressure to the secondary terminal of mutual inductor; So that wiring; Spring in the secondary pressing assembly can be according to the decrement control wiring pressure of spring, to guarantee mutual inductor secondary side wiring contact well simultaneously; Simultaneously, the cylinder of this device has been realized the robotization of this device, and operation is sensitiveer, more accurate.
The utlity model has advantages such as simple in structure, control accuracy height and response sensitivity.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the side-looking structural representation of Fig. 1;
Fig. 3 is the original state structural representation of secondary pressing assembly;
Fig. 4 is the working state structure synoptic diagram of secondary pressing assembly;
Fig. 5 is the perspective view of the utility model.
Among the figure, drive unit 1, secondary pressing assembly 2, on the pressing shell 21, under the pressing shell 22, spring 23, secondary pressing 24, guiding block 25, vertical through hole 26, positioner 3, boss 31, step 32, briquetting 33.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further to describe in detail, but this embodiment should not be construed as the restriction to the utility model.
As shown in Figure 1; Present embodiment provides a kind of low-voltage current mutual inductor automatic Verification secondary pressing connector assembly; Comprise: drive unit 1 and secondary pressing assembly 2; Secondary pressing assembly 2 comprises on the pressing shell 21, under the pressing shell 22 and be set with the secondary pressing 24 of spring 23; On the said pressing shell under 21 lower end and the pressing shell 22 upper ends be fixedly connected, be provided with the vertical through hole 26 that is used to hold secondary pressing 24 in 22 under the said pressing shell, said secondary pressing 24 is installed in this vertical through hole 26 through positioner 3; 21 upper end is fixedly connected on the movable end of said drive unit 1 and the said pressing shell.Said drive unit 1 is a cylinder, and 21 upper end is fixedly connected on the output terminal of cylinder and the said pressing shell, also can adopt other drive units (referring to Fig. 2, Fig. 4 and Fig. 5) certainly.
As shown in Figure 3; Said positioner 3 comprises the boss 31 that is arranged on secondary pressing bottom; Be arranged under the said pressing shell step 32 that matches with said boss 31 of 22 vertical through hole 26 lower port; Be arranged on the briquetting 33 of 21 bottoms on the pressing shell, this briquetting 33 is fitted in said spring 23 in the said vertical through hole 26.The boss 31 and the step 32 that cooperatively interact are used for preventing that secondary pressing 24 from dropping out from said vertical through hole 26, and said briquetting 33 is used for said spring 23 is fitted in the said vertical through hole 26.Said secondary pressing 24 upper ends are provided with guiding block 25, and this guiding block 25 plays the effect (for secondary pressing 24 leads) of guiding on the one hand, prevent that on the other hand secondary pressing 24 from deviating from (referring to Fig. 1, Fig. 4 and Fig. 5) from the port of said vertical through hole 26.
The principle of work of the utility model is following: the movement travel of cylinder is set to greater than the distance of secondary pressing 24 bottoms to mutual inductor secondary terminal; After cylinder moving puts in place; Secondary pressing 24 touches behind the mutual inductor secondary terminal by jack-up, because said spring 23 tops are blocked by said briquetting 33, and spring 23 bottoms are by 32 jack-up of the step on the secondary pressing 24; So spring 23 is compressed; Like this, only need select the decrement of the spring 23 or the control spring 23 of different model as required, get final product the elastic force (being the secondary compression power of 24 pairs of mutual inductor secondaries of secondary pressing terminal) of control spring 23.

Claims (4)

1. low-voltage current mutual inductor automatic Verification secondary pressing connector assembly; It is characterized in that; Comprise: drive unit and secondary pressing assembly, the secondary pressing that secondary pressing assembly comprises on the pressing shell, the pressing shell descends and be set with spring, the lower end on the said pressing shell is fixedly connected the upper end down with the pressing shell; Be provided with the vertical through hole that is used to hold the secondary pressing under the said pressing shell, said secondary pressing is installed in this vertical through hole through positioner; The movable end of said drive unit is fixedly connected with upper end on the said pressing shell.
2. according to the said low-voltage current mutual inductor automatic Verification of claim 1 secondary pressing connector assembly; It is characterized in that; Said positioner comprises the boss that is arranged on secondary pressing bottom; Be arranged on the step that matches with said boss of the vertical through hole lower port under the said pressing shell, be arranged on the briquetting of the bottom on the pressing shell, this briquetting with said pressure mounting of the spring in said vertical through hole.
3. according to claim 1 or 2 said low-voltage current mutual inductor automatic Verification secondary pressing connector assemblies, it is characterized in that said secondary pressing upper end is provided with the guiding block.
4. according to claim 1 or 2 said low-voltage current mutual inductor automatic Verification secondary pressing connector assemblies, it is characterized in that said drive unit is a cylinder, the output terminal of cylinder is fixedly connected with upper end on the said pressing shell.
CN2011203130390U 2011-08-24 2011-08-24 Secondary press needle wiring assembly for low voltage current transformer automatic detection Expired - Lifetime CN202216978U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203130390U CN202216978U (en) 2011-08-24 2011-08-24 Secondary press needle wiring assembly for low voltage current transformer automatic detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203130390U CN202216978U (en) 2011-08-24 2011-08-24 Secondary press needle wiring assembly for low voltage current transformer automatic detection

Publications (1)

Publication Number Publication Date
CN202216978U true CN202216978U (en) 2012-05-09

Family

ID=46016226

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011203130390U Expired - Lifetime CN202216978U (en) 2011-08-24 2011-08-24 Secondary press needle wiring assembly for low voltage current transformer automatic detection

Country Status (1)

Country Link
CN (1) CN202216978U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106707219A (en) * 2017-01-22 2017-05-24 国网山东省电力公司潍坊供电公司 High-voltage current transformer verification wiring device
CN109100673A (en) * 2018-08-24 2018-12-28 广东电网有限责任公司 A kind of detecting current transformer secondary wiring device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106707219A (en) * 2017-01-22 2017-05-24 国网山东省电力公司潍坊供电公司 High-voltage current transformer verification wiring device
CN106707219B (en) * 2017-01-22 2021-03-19 国网山东省电力公司潍坊供电公司 High-voltage current transformer verification wiring device
CN109100673A (en) * 2018-08-24 2018-12-28 广东电网有限责任公司 A kind of detecting current transformer secondary wiring device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: THE MEASURE CENTER OF JIBEI ELECTRIC POWER CO., LT

Free format text: FORMER OWNER: MEASURING CENTER OF NORTH CHINA GRID COMPANY LIMITED

Effective date: 20130130

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20130130

Address after: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143

Patentee after: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute

Patentee after: Jibei Electric Power Company Limited Measurement Center

Patentee after: State Grid Corporation of China

Address before: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143

Patentee before: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute

Patentee before: North China Grid Co.,Ltd. Measurement Center

CX01 Expiry of patent term

Granted publication date: 20120509

CX01 Expiry of patent term